"By ELISABETH BUMILLER and DONALD G. McNEIL Jr. WASHINGTON, Dec. 18 For years, President Bush's joints seemed to defy the forces of age and time. He ran ever faster miles, instituted a professionally timed race for the White House staff and consulted running experts on improving his speed."

"A bicycle trailer is a big investment, but it can also ensure that you get your riding in when you have kids. It's a great way to introduce your children to the wonderful world of cycling. Learn more!..."